# coding: utf-8

class Utility:
    @staticmethod
    def makeKeywordList(str_value):
        ret_keywords = []
        if str_value == None:
            return ret_keywords
        
        stop_word = ['&']
        for word in str_value.split():
            if word in stop_word:
                continue
            ret_keywords.append(Utility.convertEncoding(word))
        return ret_keywords
    
    @staticmethod
    def convertEncoding(str_value):
        return str_value.encode('utf-8').decode('utf-8')